Malware Analysis Report

2024-12-07 22:07

Sample ID 220323-ljl6zsbgd3
Target fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f
SHA256 fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f
Tags
sakula persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f

Threat Level: Known bad

The file fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f was found to be: Known bad.

Malicious Activity Summary

sakula persistence rat trojan

Sakula Payload

Sakula family

Sakula

Executes dropped EXE

Checks computer location settings

Deletes itself

Loads dropped DLL

Adds Run key to start application

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Runs ping.exe

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-23 09:33

Signatures

Sakula Payload

Description Indicator Process Target
N/A N/A N/A N/A

Sakula family

sakula

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-23 09:33

Reported

2022-03-23 09:43

Platform

win7-20220311-en

Max time kernel

4294203s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe"

Signatures

Sakula

trojan rat sakula

Sakula Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe N/A

Enumerates physical storage devices

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 964 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 964 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 964 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 964 wrote to memory of 1664 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
PID 964 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Windows\SysWOW64\cmd.exe
PID 964 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Windows\SysWOW64\cmd.exe
PID 964 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Windows\SysWOW64\cmd.exe
PID 964 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe C:\Windows\SysWOW64\cmd.exe
PID 2004 wrote to memory of 1972 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2004 wrote to memory of 1972 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2004 wrote to memory of 1972 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2004 wrote to memory of 1972 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe

"C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe"

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/964-54-0x00000000755A1000-0x00000000755A3000-memory.dmp

memory/1664-57-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 7ed08b450678e5286f74895740c21b20
SHA1 590c9622c03542ea3ae0ff9700635f0679fee8aa
SHA256 6c728d0d946ae8b6f77b04f16fb88cb2597348537fa40e44333f1b090c255cb8
SHA512 252ac26a9f75434e70f97c49360db796d141433b7657f78800e32c6e3eaff5f38dd681e13cec02d77bc94475019dc4dff1e90c4291c622fd01fdd0b9ca5f96a9

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 7ed08b450678e5286f74895740c21b20
SHA1 590c9622c03542ea3ae0ff9700635f0679fee8aa
SHA256 6c728d0d946ae8b6f77b04f16fb88cb2597348537fa40e44333f1b090c255cb8
SHA512 252ac26a9f75434e70f97c49360db796d141433b7657f78800e32c6e3eaff5f38dd681e13cec02d77bc94475019dc4dff1e90c4291c622fd01fdd0b9ca5f96a9

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 7ed08b450678e5286f74895740c21b20
SHA1 590c9622c03542ea3ae0ff9700635f0679fee8aa
SHA256 6c728d0d946ae8b6f77b04f16fb88cb2597348537fa40e44333f1b090c255cb8
SHA512 252ac26a9f75434e70f97c49360db796d141433b7657f78800e32c6e3eaff5f38dd681e13cec02d77bc94475019dc4dff1e90c4291c622fd01fdd0b9ca5f96a9

memory/2004-60-0x0000000000000000-mapping.dmp

memory/1972-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-23 09:33

Reported

2022-03-23 09:43

Platform

win10v2004-en-20220113

Max time kernel

129s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe"

Signatures

Sakula

trojan rat sakula

Sakula Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe N/A

Enumerates physical storage devices

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe

"C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe"

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fa78da80bfee18732ee6ffb55b9fa8322f3310723273f782fc52f6e9c87b397f.exe"

C:\Windows\SysWOW64\PING.EXE

ping 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 citrix.vipreclod.com udp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
US 8.8.8.8:53 citrix.vipreclod.com udp
TH 184.22.175.13:80 tcp
US 209.197.3.8:80 tcp
TH 184.22.175.13:80 tcp

Files

memory/1652-130-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 cb5ee79f9904530ae717cbe31356dfd9
SHA1 9456915f4245196398f01f5d1ef659f96887bc74
SHA256 3644b5af5af2aa2cb1b1d27c2fe02a75e2de102efbe2a3c245c2dc794808d941
SHA512 f0294f39fa01187058ea9f48ad6d99e0b27aacfd89b12eb1cede0c8e41ce62830ee92264e4299f6da0476ccefb3d3d6c668621bd01c5fed4bf9385cfacfa1274

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5 cb5ee79f9904530ae717cbe31356dfd9
SHA1 9456915f4245196398f01f5d1ef659f96887bc74
SHA256 3644b5af5af2aa2cb1b1d27c2fe02a75e2de102efbe2a3c245c2dc794808d941
SHA512 f0294f39fa01187058ea9f48ad6d99e0b27aacfd89b12eb1cede0c8e41ce62830ee92264e4299f6da0476ccefb3d3d6c668621bd01c5fed4bf9385cfacfa1274

memory/3312-133-0x0000000000000000-mapping.dmp

memory/984-134-0x0000000000000000-mapping.dmp